What to Do If Your Frost-Free Hydrant is Frozen?

Prevention and Preparation

Preventing a frost-free hydrant from freezing in the first place is key. Insulate the hydrant and its piping with foam pipe insulation to reduce heat loss. Additionally, consider installing a frost-proof backflow preventer or an anti-siphon valve to protect against freezing. Apply a frost-proofing solution, such as a product containing propylene glycol, to the hydrant and its components. This can help lower the freezing point and prevent damage.

Thawing a Frozen Hydrant

If your frost-free hydrant is already frozen, turn off the outdoor water supply to prevent further damage and potential leaks. Use a hair dryer or a heat gun to carefully thaw the hydrant, taking care not to damage the components. Start by thawing the hydrant’s exposed parts, such as the handle and any other accessible areas. Apply gentle heat, working from the top down, to avoid causing damage or warping. Be cautious not to apply too much heat, which can cause the hydrant’s components to melt or warp. If the hydrant’s components are severely damaged, it may be necessary to replace them entirely.

Maintenance and Repair

Regular maintenance is crucial to ensuring your frost-free hydrant remains functional and prevents future freezing issues. Check the hydrant and its components regularly for signs of damage or wear. Inspect the hydrant’s O-rings and gaskets for any signs of deterioration or damage, and replace them as needed. Additionally, consider draining the hydrant’s piping system and storing it during the winter months to prevent freezing damage.